Name of essment officer income tax filing in India with ITR 2 for AY 2011-12?

In every city where income tax office exist, a jurisdiction is specified for every type of essee. You should file your income tax return as per current jurisdiction applicable in your case. It is true your PAN will be active at old jurisdiction but as soon as your current return will reach at the stage of processing, new jursidictional officer will request online PAN migration. It is online process and ess has nothing to do with that process. Further if your address etc has been change please apply for change in your PAN data. This way you will get new PAN card with same PAN and new address will be updated in PAN data base of IT department for all purposes.